Home / 678,610,384.32-1,016,019,107.52-366,600,192

Finding the Fourth Proportional to 678,610,384.32, 1,016,019,107.52 and 366,600,192

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Solution

The fourth proportional to 678,610,384.32, 1,016,019,107.52 and 366,600,192 is: 548,875,773.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,610,384.32 : 1,016,019,107.52 = 366,600,192 : x
  2. Step 2: Convert to fraction form
    678,610,384.32/1,016,019,107.52 = 366,600,192/x
  3. Step 3: Cross multiply
    678,610,384.32x = 1,016,019,107.52 × 366,600,192
  4. Step 4: Simplify right side
    678,610,384.32x = 372,472,799,892,500,608
  5. Step 5: Solve for x
    x = 372,472,799,892,500,608/678,610,384.32
  6. Step 6: Final answer
    x = 548,875,773.93

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.